% Expired Patents = 33.3

CIPO Patents = 2

EPO Patents = 5

Forward Citations = 21

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12 inventors (with patents filed for the assignee):

Steen Yde-Andersen (3 out of 7 patents)

Joergen Schjerning Lundsgaard (3 out of 4 patents)

Madeleine Odgaard (3 out of 3 patents)

4. Henning Frederiksen (3 out of 3 patents)

5. Laila Grahl-Madsen (2 out of 2 patents)

6. Jorgen Schjerning Lundsgaard (2 out of 8 patents)

7. Visti Andresen (1 out of 1 patent)

8. Jacob Lindner Bonde (1 out of 6 patents)

9. Mads Lundstrom (1 out of 1 patent)

10. John Kaas (1 out of 1 patent)

11. Joergen Sehjerning Lundsgaard (1 out of 1 patent)

12. David Morgan Thomas (1 out of 5 patents)

13. Laila Grahl-Madsen (0 patent)

14. Steen Yde-Andersen (0 patent)

15. Henning Frederiksen (0 patent)

6 patents: Sort by Forward Citations

1. 9350032 - Method and system for stable direct methanol fuel cell operation at varying loads and sub-zero temperatures (2016-05-24),

2. 8617767 - Methods and systems for determining and controlling fuel concentrations in fuel cells (2013-12-31),

3. 7727660 - Modified fuel cells with internal humidification and/or temperature control systems (2010-06-01),

4. 7615308 - Dual function, bipolar separator plates for fuel cells (2009-11-10),

5. 7255948 - Fuel-cell reactant delivery and circulation device (2007-08-14),

6. 6916572 - Interlocking isolator for fuel cells (2005-07-12),

Company Overview

IRD Fuel Cells A/s is a leading manufacturer and developer of advanced fuel cell technology. With a focus on efficiency and sustainability, we provide cutting-edge solutions for various industries including automotive, maritime, and stationary power. Our innovative fuel cell systems offer clean energy solutions for a greener future.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#2 in Svendborg

#412 in Denmark

Svendborg, Denmark

Ird Fuel Cells A/s

Forward Citations = 21

12 inventors:

Steen Yde-Andersen (3 out of 7 patents)

Joergen Schjerning Lundsgaard (3 out of 4 patents)

Madeleine Odgaard (3 out of 3 patents)

4. Henning Frederiksen (3 out of 3 patents)

5. Laila Grahl-Madsen (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ird Fuel Cells A/s. Retrieved from https://idiyas.com/company/ird-fuel-cells-a-s

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

5 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]